Katy Perry tops Maxim's Hot 100 List. Really?

Maxim explains their choice with the revelations that Katy is like "is the best friend you suddenly realize you've loved your whole life. The rad chick who taught you how to skateboard and whistle and also looks unbelievable in a bikini."

But what happened to last year's It Girl, Olivia Wilde? She dipped in popularity to No.20.